Cameron Diaz is not the type of actress who takes role after role, even though she starred last year in The Box and My Sister’s Keeper.  After making the 2006 movie The Holiday, her next non-Shrek movie was the 2008 comedy What Happens in Vegas.  Diaz, who can currently be seen in Knight & Day, explains why she is a bit selective when it comes to choosing her movie roles. (CLICK ON THE MEDIA BAR BELOW TO HEAR CAMERON DIAZ)